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All formulas for Physics > Formulas Revision > Flashcards

Formulas Revision Flashcards

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1
Q

How to find weight?

A

Weight(w)=Mass(m)xGravitational field strength(g)

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2
Q

How to find workdone?

A

World done(w)=force(f) x distance(s)

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3
Q

For spring?

A

force applied to a spring(F)=Spring constant(k) x extension(e)

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4
Q

How to find moment?

A

moment of a force(m)=force(F) x distance (d)

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5
Q

How to find pressure?

A

pressure(p)=force normal to a surface (F) / area of the surface(A)

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6
Q

how to find distance?

A

Distance travelled(s)=speed(v) x time(t)

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7
Q

how to find acceleration?

A

Acceleration(a)=change in velocity(V)/Time taken(t)

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8
Q

How to find momentum?

A

Momentum(p)=mass(m) x velocity(v)

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9
Q

how to find the kinetic energy?

A

kinetic energy(Ek)=0.5xmass(m)x[velocity]^2
Ek=0.5mv^2

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10
Q

how to find gravitational potential energy?

A

GPE(Ep)=mass(m)x Gravitational field Strength (g) x height(h)

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11
Q

How to find power?

A

Power(p)=energy transferred(E)/time(t)

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12
Q

How to find power?

A

power(P)=work done(w)/time(t)

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13
Q

How to find the efficiency?

A

efficiency=Useful output energy transfer/total input energy transfer x100

            OR efficiency=useful power output/total power out put x 100
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14
Q

How to find wave speed?

A

Wave speed(v)=frequency(f) x wavelength(π)

π=Pie

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15
Q

How to find charge flow?

A

Charge flow(Q)=current(I) x time(t)

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16
Q

How to find the potential difference?

A

potential difference(V)=current(I) x resistance (R)

17
Q

How to find power? (current)

A

Power(p)=current(I)x potential difference(V)

18
Q

How to find energy transferred?

A

Energy transferred(E)=charge flow(P) x potential difference(V)

19
Q

How to find density?

A

density(p)=Mass(m)/volume(V)

20
Q

How to find pressure?

A

pressure(p)=height(h) x density(p) x gravitational field strength (g)

p=hpg

21
Q

How to find the velocity?

A

[final velocity]^2=2 x acceleration(a) x distance (s)

-u^2=2as

All formulas for Physics (3 decks)

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